动态属性的打字稿过滤器值

Question

如何从列表中过滤动态属性，如何获得动态属性的正值 我有以下属性的列表。

最后4个属性不固定。 注释A-1，注释A-1F，注释B-1，注释B-1F

Applied: true
Comment: "Draw #01"
Date: Fri Dec 13 2019 00:00:00 GMT+0530 (India Standard Time) {}
DealFundingID: "86d4b328-ca32-4ff9-bdf0-ec2705338342"
DealFundingRowno: 1
Issaved: true
WF_CurrentStatus: null
WF_CurrentStatusDisplayName: null
WF_IsAllow: 1
WF_IsCompleted: 0
WF_IsFlowStart: 0
WF_isParticipate: 0
Value: 885893.68
Note A-1: null
Note A-1F: 708714.94
Note B-1: null
Note B-1F: 177178.74

var positiveItms = items.filter(i => colmname >= 0);